CN215175742U - Pressure difference buffer device for clean room of pharmaceutical workshop - Google Patents
Pressure difference buffer device for clean room of pharmaceutical workshop Download PDFInfo
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- CN215175742U CN215175742U CN202121557425.4U CN202121557425U CN215175742U CN 215175742 U CN215175742 U CN 215175742U CN 202121557425 U CN202121557425 U CN 202121557425U CN 215175742 U CN215175742 U CN 215175742U
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Abstract
The utility model belongs to the technical field of the pressure adjustment technique and specifically relates to a pharmacy workshop pressure differential buffer in toilet, including installing the negative pressure ventilation pipe on the pharmacy workshop ceiling, the negative pressure ventilation pipe include air-supply line, horizontal guide duct, exhaust duct and arc guide duct. The utility model discloses a pressure difference buffering device of a clean room of a pharmaceutical workshop, which is characterized in that a bottom telescopic through hole with a built-in longitudinal lifting air guide pipe is arranged on the inner bottom surface of an air inlet pipe, and the lifting of the longitudinal lifting air guide pipe is automatically controlled through the change of the internal pressure difference, so that the communication state between the air inlet pipe and the clean room is automatically adjusted, and the control is simple and convenient; the longitudinal lifting air guide pipe is automatically controlled to lift and reset through the gravity adjusting lever, and meanwhile, the bottom sealing performance of the bottom telescopic through hole can be improved by matching with the bottom sealing cover, so that the air tightness is greatly improved; the opening and closing of the internal air guide hole are automatically controlled while the lifting stability is ensured.
Description
Technical Field
The utility model belongs to the technical field of the pressure adjustment technique and specifically relates to a pharmacy workshop pressure differential buffer in toilet.
Background
Clean rooms, also called clean rooms and clean workshops, are specially designed rooms for removing pollutants such as particles, harmful air and bacteria in the air within a certain space range and controlling the indoor temperature, cleanliness, indoor pressure, air flow velocity and air flow distribution, noise vibration and illumination, and static electricity within a certain required range. That is, the indoor air conditioner can maintain the originally set required properties of cleanliness, temperature, humidity and pressure, etc. regardless of the change of the external air condition.
The assembly type clean factory building system mainly comprises an air conditioner air supply, return air and exhaust system with primary, middle and high-grade air filtration; power and lighting systems; a monitoring, alarming, fire-fighting and communication system for working environment parameters; people flow and logistics systems; a process piping system; the implementation contents required by various aspects such as maintenance structure, electrostatic ground treatment and the like form the matching and building installation contents of the whole equipment and equipment contained in the air conditioning purification system engineering.
Be applied to the toilet in pharmaceutical workshop at present and mainly send exhaust mechanism to adjust inside room pressure through open always, inside gas tightness is not high, can't carry out automatically regulated according to indoor pressure, leads to control very inconvenient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that exists among the above-mentioned background art, provide a modified pharmaceutical workshop toilet pressure differential buffer, solve the present toilet that is applied to pharmaceutical workshop and mainly send exhaust mechanism to adjust inside room pressure through open always, inside gas tightness is not high, can't carry out automatically regulated according to indoor pressure, leads to controlling very inconvenient problem.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a pharmacy workshop toilet pressure differential buffer, is including installing the negative pressure ventilation pipe on pharmacy workshop room ceiling, the negative pressure ventilation pipe include air-supply line, horizontal guide duct, exhaust duct, be used for connecting the first arc guide duct of air-supply line and horizontal guide duct and be used for connecting the second arc guide duct of exhaust duct and horizontal guide duct, the air-supply line in the bottom surface on seted up the flexible through-hole in bottom, the air-supply line in the bottom surface be located bottom flexible through-hole one side welded fastening have indulge put the back deflector, the air-supply line in the bottom surface be located bottom flexible through-hole opposite side welded fastening have the side direction backup pad of overhead regulating lever, the flexible through-hole inside activity of bottom peg graft and have indulge put the lift guide duct.
The lower surface of the air inlet pipeline is provided with a sealing lower counter bore at the opening position of the lower end of the bottom telescopic through hole, and the lower end of the longitudinally arranged lifting air guide pipe is coaxially fixed with a bottom sealing cover matched with the sealing lower counter bore.
An arc-shaped guide limiting groove matched with the longitudinal back guide plate is formed in the outer side surface of the longitudinal lifting air guide pipe, and an I-shaped structure inner air guide hole is formed in the longitudinal lifting air guide pipe.
The upper end of the lateral supporting plate is provided with a top assembling groove with a built-in transverse assembling rod, and the adjusting lever is sleeved on the transverse assembling rod through an internal transverse assembling through hole and is movably connected with the lateral supporting plate.
The top end of the adjusting lever is connected with the outer side surface of the longitudinally arranged lifting air guide pipe through a movable connecting plate.
The lower end of the adjusting lever is fixedly assembled with a bottom balancing weight far away from the movable connecting plate end.
The utility model has the advantages that:
(1) the utility model discloses a pressure difference buffering device of a clean room of a pharmaceutical workshop, which is characterized in that a bottom telescopic through hole with a built-in longitudinal lifting air guide pipe is arranged on the inner bottom surface of an air inlet pipe, and the lifting of the longitudinal lifting air guide pipe is automatically controlled through the change of the internal pressure difference, so that the communication state between the air inlet pipe and the clean room is automatically adjusted, and the control is simple and convenient;
(2) the longitudinal lifting air guide pipe is automatically controlled to lift and reset through the gravity adjusting lever, and meanwhile, the bottom sealing performance of the bottom telescopic through hole can be improved by matching with the bottom sealing cover, so that the air tightness is greatly improved;
(3) an arc-shaped guide limiting groove matched with the longitudinally-arranged back guide plate is formed in the outer side surface of the longitudinally-arranged lifting air guide pipe, so that the opening and closing of the inner air guide hole are automatically controlled while the lifting stability is ensured.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial sectional view of the middle longitudinal lifting air duct assembly end of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The differential pressure buffering device for the clean room of the pharmaceutical workshop shown in the figures 1 and 2 comprises a negative pressure ventilation pipe installed on the ceiling of the clean room of the pharmaceutical workshop, wherein the negative pressure ventilation pipe comprises an air inlet pipe 1, a transverse air guide pipe 2, an air exhaust pipe 3, a first arc-shaped air guide pipe 4 used for connecting the air inlet pipe 1 and the transverse air guide pipe 2 and a second arc-shaped air guide pipe 5 used for connecting the air exhaust pipe 3 and the transverse air guide pipe 2, a bottom telescopic through hole 6 is formed in the inner bottom surface of the air inlet pipe 1, a longitudinal back guide plate 7 is welded and fixed on one side, located on the bottom telescopic through hole 6, of the inner bottom surface of the air inlet pipe 1, a lateral support plate 9 of an overhead adjusting lever 8 is welded and fixed on the other side, and a longitudinal lifting air guide pipe 10 is movably inserted in the bottom telescopic through hole 6.
Further, in order to improve the bottom air tightness, a lower sealing counter bore 11 is formed in the lower surface of the air inlet pipeline 1 at the opening position of the lower end of the bottom telescopic through hole 6, and a bottom sealing cover 12 matched with the lower sealing counter bore 11 is coaxially fixed at the lower end of the longitudinally arranged lifting air guide pipe 10.
Furthermore, in order to improve the lifting stability and match with internal diversion, an arc-shaped guide limiting groove 13 matched with the longitudinal back guide plate 7 is formed in the outer side surface of the longitudinal lifting air guide pipe 10, and an I-shaped structure internal air guide hole 14 is formed in the longitudinal lifting air guide pipe 10.
Furthermore, in order to match with movable assembly, the upper end of the lateral support plate 9 is provided with a top assembly groove with a built-in transverse assembly rod, and the adjusting lever 8 is sleeved on the transverse assembly rod through an internal transverse assembly through hole and is movably connected with the lateral support plate 9.
Furthermore, in order to match with the turning and adjusting lifting, the top end of the adjusting lever 8 is connected with the outer side surface of the longitudinally arranged lifting air guide pipe 10 through a movable connecting plate 15.
Further, in order to match gravity overturning reset, the lower end of the adjusting lever 8 is fixedly provided with a bottom balancing weight 16 away from the movable connecting plate 15.
The utility model discloses a pressure difference buffering device of a clean room of a pharmaceutical workshop, which is characterized in that a bottom telescopic through hole 6 with a built-in longitudinal lifting air guide pipe 10 is arranged on the inner bottom surface of an air inlet pipe 1, and the lifting of the longitudinal lifting air guide pipe 10 is automatically controlled through the change of the internal pressure difference, so that the communication state between the air inlet pipe 1 and the clean room is automatically adjusted, and the control is simple and convenient; the vertically arranged lifting air guide pipe 10 is automatically controlled to lift and reset through the gravity adjusting lever 8, and meanwhile, the bottom sealing performance of the bottom telescopic through hole 6 can be improved by matching with the bottom sealing cover 12, so that the air tightness is greatly improved; an arc-shaped guide limiting groove 13 matched with the longitudinal back guide plate 7 is formed in the outer side surface of the longitudinal lifting air guide pipe 10, and the opening and closing of the inner air guide hole are automatically controlled while the lifting stability is guaranteed.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides a pharmacy workshop toilet pressure differential buffer, is including installing the negative pressure ventilation pipe on pharmacy workshop room ceiling, characterized by: the negative pressure ventilation pipe comprises an air inlet pipe (1), a transverse air guide pipe (2), an air exhaust pipe (3), a first arc-shaped air guide pipe (4) used for connecting the air inlet pipe (1) and the transverse air guide pipe (2) and a second arc-shaped air guide pipe (5) used for connecting the air exhaust pipe (3) and the transverse air guide pipe (2), a bottom telescopic through hole (6) is formed in the inner bottom surface of the air inlet pipe (1), a longitudinal back guide plate (7) is welded and fixed to one side, located on the bottom telescopic through hole (6), of the inner bottom surface of the air inlet pipe (1), a lateral support plate (9) of an overhead adjusting lever (8) is welded and fixed to the other side, located on the bottom telescopic through hole (6), and a longitudinal lifting air guide pipe (10) is movably inserted and connected into the bottom telescopic through hole (6).
2. The differential pressure buffering device for the clean room of the pharmaceutical workshop, according to claim 1, wherein: the lower surface of the air inlet pipeline (1) is provided with a sealing lower counter bore (11) at the opening position of the lower end of the bottom telescopic through hole (6), and the lower end of the longitudinal lifting air guide pipe (10) is coaxially fixed with a bottom sealing cover (12) matched with the sealing lower counter bore (11).
3. The differential pressure buffering device for the clean room of the pharmaceutical workshop, according to claim 1, wherein: an arc-shaped guide limiting groove (13) matched with the longitudinal back guide plate (7) is formed in the outer side surface of the longitudinal lifting air guide pipe (10), and an I-shaped structure inner air guide hole (14) is formed in the longitudinal lifting air guide pipe (10).
4. The differential pressure buffering device for the clean room of the pharmaceutical workshop, according to claim 1, wherein: the upper end of the lateral supporting plate (9) is provided with a top assembling groove with a built-in transverse assembling rod, and the adjusting lever (8) is sleeved on the transverse assembling rod through an internal transverse assembling through hole and is movably connected with the lateral supporting plate (9).
5. The differential pressure buffering device for the clean room of the pharmaceutical workshop, according to claim 2, wherein: the top end of the adjusting lever (8) is connected with the outer side surface of the longitudinally arranged lifting air guide pipe (10) through a movable connecting plate (15).
6. The differential pressure buffering device for the clean room of the pharmaceutical workshop, according to claim 5, wherein: the lower end of the adjusting lever (8) is fixedly provided with a bottom balancing weight (16) far away from the end of the movable connecting plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557425.4U CN215175742U (en) | 2021-07-09 | 2021-07-09 | Pressure difference buffer device for clean room of pharmaceutical workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557425.4U CN215175742U (en) | 2021-07-09 | 2021-07-09 | Pressure difference buffer device for clean room of pharmaceutical workshop |
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| Publication Number | Publication Date |
|---|---|
| CN215175742U true CN215175742U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121557425.4U Active CN215175742U (en) | 2021-07-09 | 2021-07-09 | Pressure difference buffer device for clean room of pharmaceutical workshop |
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| Country | Link |
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| CN (1) | CN215175742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117704544A (en) * | 2024-02-04 | 2024-03-15 | 中国建筑设计研究院有限公司 | Natural ventilation energy-saving system for large building space |
-
2021
- 2021-07-09 CN CN202121557425.4U patent/CN215175742U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117704544A (en) * | 2024-02-04 | 2024-03-15 | 中国建筑设计研究院有限公司 | Natural ventilation energy-saving system for large building space |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430074 Three-dimensional Building of Huijin Center, No. 18, Fourth Road, Finance Port, Donghu High-tech Zone, Wuhan City, Hubei Province Patentee after: Keshengpeng Environmental Technology Co.,Ltd. Address before: 430074 Three-dimensional Building of Huijin Center, No. 18, Fourth Road, Finance Port, Donghu High-tech Zone, Wuhan City, Hubei Province Patentee before: CRUCIAL PURE ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A differential pressure buffer device for clean room of pharmaceutical workshop Effective date of registration: 20230105 Granted publication date: 20211214 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Keshengpeng Environmental Technology Co.,Ltd. Registration number: Y2023420000004 |